WO2012103749A1 - 一种五轴刀具磨床 - Google Patents
一种五轴刀具磨床 Download PDFInfo
- Publication number
- WO2012103749A1 WO2012103749A1 PCT/CN2011/079025 CN2011079025W WO2012103749A1 WO 2012103749 A1 WO2012103749 A1 WO 2012103749A1 CN 2011079025 W CN2011079025 W CN 2011079025W WO 2012103749 A1 WO2012103749 A1 WO 2012103749A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- base
- spindle
- grinding machine
- pulley
- axis
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
- B24B19/02—Single-purpose machines or devices for particular grinding operations not covered by any other main group for grinding grooves, e.g. on shafts, in casings, in tubes, homokinetic joint elements
- B24B19/04—Single-purpose machines or devices for particular grinding operations not covered by any other main group for grinding grooves, e.g. on shafts, in casings, in tubes, homokinetic joint elements for fluting drill shanks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/007—Weight compensation; Temperature compensation; Vibration damping
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/02—Frames; Beds; Carriages
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/04—Headstocks; Working-spindles; Features relating thereto
Definitions
- the present invention relates to a grinding machine, and more particularly to a grinding machine mainly used for tool processing. Background technique
- a grinding machine is a machine tool that grinds the surface of a workpiece with a grinding tool.
- Most grinding machines use a high-speed rotating grinding wheel for grinding.
- the problem is that in the prior art, the grinding machine generates a large amount of heat, which causes thermal deformation of the grinding wheel, the grinding tool, the bed of the grinding machine and the transmission part, thereby affecting the machining accuracy.
- the invention aims to provide a five-axis tool grinding machine with high precision machining, which can improve the structural stability and the error compensation by changing the structure of the bed body and the symmetric setting, thereby reducing the machining error, improving the machining precision, and improving the processing performance and Processing efficiency extends machine life.
- a five-axis tool grinder includes a grinder base and a post on one side of the grinder base.
- the horizontal surface of the base of the grinding machine is circular
- the column is a 180-degree curved structure curved along one side edge of the base; and the outer edge of the other side is closed by a curved vertical plate to form a groove body on the circular base;
- the height of the vertical plate is smaller than the vertical column.
- a cross slide is symmetrically disposed on a table of the base, and a clamp is seated on the slide.
- the inner side of the vertical plate surrounding the trough body is a sloped surface, and the vertical plate is located outside the outer edge of the base, and is closed by a sloped surface and a closed plate at both ends of the curved vertical plate and a circular surface of the base. Said tank.
- a slide rail is vertically disposed on the inner vertical surface of the pillar; the rail is provided with a grinding wheel head frame that acts along the slide rail.
- the grinding wheel head frame comprises a vertically arranged torque motor, wherein the lower part of the torque motor is connected to a horizontally disposed main shaft through a turntable bearing, and two sides of the main shaft are symmetrically arranged to rotate around the main axis
- the grinding wheel head frame further includes a large pulley that rotates at an upper portion; the large pulley connects the spindle pulley through a wide timing belt, the spindle pulley is sleeved in a middle portion of the spindle and drives the spindle Rotating; wherein a spindle motor is symmetrically disposed at both ends of the central axis of the large pulley, and the two symmetric spindle motors synchronously drive the central shaft of the large pulley to rotate.
- the large pulley is further rotated by a transmission belt of
- the overall structure of the five-axis tool grinding machine of the invention is symmetrical, thereby reducing machining errors, improving structural stability and facilitating error compensation.
- the structure of the grinding machine of the present invention adds a grinding wheel head frame through the curved column, so that the fixing of the grinding wheel is more stable, and at the same time, the grinding wheel is conveniently moved as a tool by the setting of the guide rail, and the grinding wheel is driven by the vertical torque motor.
- the present invention sets the motor for driving the grinding wheel to be placed above, instead of the lower part used in the prior art, further allowing the grinding wheel to give up the processing space, which is suitable for the free rotation of the grinding wheel, and at the same time, in order to increase the power of the grinding wheel,
- the two motors drive the grinding wheel through the belt drive, so that the power of the grinding wheel during the machining process is large enough to meet different processing strength requirements.
- the bilaterally symmetrical arrangement of the two motors improves the stability of the grinding machine, especially solving the heat dissipation problem and the machining error caused by the thermal deformation, reducing the vibration in the grinding machine processing, facilitating the error compensation, and finally achieving the effect of high precision machining.
- a grinding machine capable of achieving a 360 degree free rotation of the grinding wheel head for grinding is not seen at home and abroad, and the five-axis tool grinding machine of the present invention realizes the free rotation of the grinding wheel head by using a hollow torque motor.
- the upper part of the torque motor is arranged in series and mirror symmetrical manner.
- the output shafts of the two spindle motors rotate in the same direction to drive the grinding wheel around the center line in the center belt transmission mode, so as to achieve a fully balanced structure and satisfy the dynamic characteristics;
- the method also makes the temperature field uniform, which is convenient for temperature compensation and is convenient for the deformation error; and the setting of the two spindle motors increases the output power and improves the grinding efficiency.
- the grinding spindle drive achieves ⁇ 360. Rotation, thereby improving the processing technology, improving the processing efficiency, extending the service life of the machine, reducing the machining error, facilitating the temperature error compensation, and prolonging the service life of the machine tool.
- the five-axis tool grinding machine of the present invention is a five-axis tool grinding machine in which the first screw and the linear motor are used interchangeably, and has the following advantages:
- the grinding wheel head frame adopts double motor, the drive is completely symmetrical, and the grinding wheel spindle can rotate 360 degrees.
- the invention adopts the bed body of the circular base, so that the elongation generated by heat in each direction is similar, and the deformation direction due to heat is also approximated during the processing, so the precision in the workpiece processing is particularly high.
- the machining error due to thermal deformation is much smaller than that of other types of grinding machines in the prior art.
- the bed of the circular base has better stability and balance.
- FIG. 1 is a schematic perspective view of a full-symmetric five-axis tool grinder of the present invention
- FIG. 2 is a schematic front view showing the full-symmetric five-axis tool grinding machine of the present invention
- Figure 3 is a side view showing the structure of the fully symmetrical five-axis tool grinding machine of the present invention.
- Figure 4 is a top plan view of a fully symmetrical five-axis tool grinding machine of the present invention.
- Fig. 5 is a cross-sectional structural view showing a portion of a fully symmetrical five-axis tool grinding wheel head of the present invention. detailed description
- a fully symmetrical five-axis tool grinder of the present invention includes a grinder base 2, a post 56 located on one side of the grinder base 2.
- the upper portion of the grinder base 2 is a table surface, and a cross slide table 3 is provided, and a jig for sitting on the slide table 3 for holding the workpiece to be ground is provided.
- the slide rail 4 is vertically disposed on the inner vertical surface of the column 56; the slide rail 4 is provided with a grinding wheel head frame 1, which can slide up and down on the slide rail 4, and stops at the need of grinding as needed. work location.
- there are two shafts 7 vertically mounted on the column and there are a lead screw between the two shafts and 7 seats.
- the two shafts 7 support the two ends of the screw.
- the screw is equipped with a screw nut and a lead screw.
- the nut is mounted on the grinding wheel head frame.
- the lower end of the screw rod is connected to the servo motor through the coupling.
- the rotation of the motor drives the screw to rotate.
- the screw rotation causes the screw nut to move linearly along the screw.
- the screw nut drives the grinding wheel head frame to move up and down. .
- the wheel head frame 1 includes a torque motor 16 that is vertically disposed.
- the lower part of the torque motor 16 is connected to the horizontally disposed spindle 21 via a turntable bearing.
- the side of the main shaft 21 is connected with a grinding wheel 23 rotating around the axis of the main shaft.
- the grinding wheel can be symmetrically arranged by a plurality of sets of different grinding wheels to meet the needs of different grinding processes.
- the wheel head frame 1 further includes a large pulley 9 that is rotated by the spindle motor 10 at the upper portion;
- the pulley 9 is connected to the spindle pulley 20 via a wide timing belt 11, and the spindle pulley 20 is sleeved in the middle of the spindle 21 and drives the spindle 21 to rotate.
- a spindle motor 10 is symmetrically disposed at both ends of the central axis of the large pulley 9, and the two symmetric spindle motors 10 synchronously drive the central axis of the large pulley 9 to rotate; specifically, for example, the spindle motor 10 is symmetrical.
- the AC permanent magnet synchronous outer rotor motor is arranged and the windings of the two alternating current permanent magnet synchronous outer rotor motors are connected in series to synchronize the central axis rotation.
- the driving mechanism at both ends of the central axis is provided with a host computer for comparing the actual position information of the two ends.
- the rotating machine performs the rotating unit to the central axes of the two ends.
- a compensation command is issued to adjust the rotation angle so that both ends are driven synchronously.
- the large pulley 9 is also rotated by the transmission connection of the narrow timing belt 8 at the upper small pulley 7, which is coupled to the rotary shaft of the encoder 6.
- a motor board 12 for connection fixing, a motor lands 13, an upper lands 15, a first lower yoke 17, and a second lower yoke 18.
- a grinding wheel rod 22 for joining the grinding wheel and the grinding wheel spindle.
- the ball bearing ring 14 is used as a bearing for the torque motor main shaft and for the connection of the upper and lower parts.
- the bed of the grinding machine of the present invention comprises: a column, a base, a servo motor, a coupling, a lead screw, and a pallet.
- the bed of the grinding machine is a curved round table body with uniform force.
- the base is cast stone structure, damping and vibration damping, good heat resistance, good vibration absorption, good thermal stability and high corrosion resistance.
- the screw and the linear motor can be used interchangeably.
- the two driving modes can be used interchangeably to meet the needs of different users.
- the linear motor model has high driving precision and is used with the grating ruler. The detection accuracy is high, but the cost is high.
- the screw model is slightly lower in accuracy than the linear motor model, without a grating scale, and is semi-closed, but at a lower cost.
- the working process of the screw model is: The servo motor is connected with the lead screw through the coupling, the servo motor rotates to drive the screw to rotate, and the screw rotates to drive the pallet (or the sliding table) to move.
- the working process of the linear motor model is as follows:
- the grating ruler is a detecting device, which is mounted on the base (or the sliding table). After the linear motor is connected to the power, the pallet (or the sliding table) is moved, and the pallet (or the sliding table) drives the reading head. mobile.
- the axis of the sliding table motion is opposite to the axis of the grinding wheel head frame, and can be collinear with the axis of the workpiece spindle to achieve symmetrical machining, small movement stroke and good stability.
- the wheel head frame includes: an encoder, a small pulley, a narrow timing belt, a large pulley, a spindle motor, a wide timing belt, a torque motor, a rotary table bearing, a spindle pulley, and a spindle.
- the working process of the grinding machine of the invention is: 1.
- the two spindle motors are connected in series, with one controller, which is cheaper.
- the encoder is a detecting device installed at the upper end of the spindle motor housing.
- the large pulley is directly fixed to the motor shaft.
- the small pulley is fixed indirectly on the encoder shaft, and the narrow belt and the small pulley pass the narrow timing belt. Connection, the two spindle motors are connected by a key, synchronously rotated by series control, and rotated to drive the encoder through a narrow timing belt.
- the spindle pulley is fixed on the spindle.
- the large pulley and the spindle pulley are connected by a wide timing belt.
- the spindle motor rotates to drive the spindle to rotate.
- the grinding wheel rod is installed at both ends of the spindle.
- the grinding wheel is fixed on the grinding wheel rod.
- the spindle rotates and the grinding wheel starts to grind the tool.
- the torque motor drives the spindle to complete 360 degree free rotation through the rotary table bearing.
- the grinding wheel head frame moves up and down through the screw. During the movement, the spindle can complete 360 degrees of free rotation without interference.
- the large pulley is mounted on the shaft of the two spindle motors, and the two spindle motors must be synchronized.
- the wide timing belt passes through the center of the torque motor.
- the wheel head frame is mounted on the column through the slide rail, and the screw is driven by the servo motor to move up and down.
- the cross slide is driven in a linear motion by a combination of a slide rail and a motor-screw (or a slide rail and a linear motor).
- the workpiece spindle is mounted on the pallet and has a symmetrical design to achieve the axis of the workpiece spindle facing the axis of the wheel head.
- the upper horizontal surface of the base 2 is circular.
- the base 2 has an arcuate column 56 with a curvature of 180 degrees along one side edge; the other side of the outer edge is closed by a curved vertical plate to a groove body 63 on the circular base; and the height of the vertical plate is smaller than the column.
- the inner side of the vertical plate surrounding the trough body 63 is a slope surface 65, and the vertical plate is located outside the outer edge of the base of the base 6.
- the slope surface 65 and the closing plate 66 at both ends of the curved vertical plate and the circular surface of the base are closed into a groove body 63.
- the function of the tank 63 is to accommodate the cooling medium.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013552086A JP2014507295A (ja) | 2011-02-01 | 2011-08-28 | 五軸工具研削盤 |
DE112011104816T DE112011104816T5 (de) | 2011-02-01 | 2011-08-28 | Fünfachsige Schleifmaschine für Schneidwerkzeuge |
US13/955,906 US8932113B2 (en) | 2011-02-01 | 2013-07-31 | Grinding machine with 5-axis for cutter |
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201120034721 | 2011-02-01 | ||
CN201120034721.6 | 2011-02-01 | ||
CN201110081954.6 | 2011-03-25 | ||
CN 201120093035 CN202062264U (zh) | 2011-02-01 | 2011-03-25 | 一种五轴刀具磨床 |
CN201120093035.6 | 2011-03-25 | ||
CN201110081954.6A CN102615556B (zh) | 2011-02-01 | 2011-03-25 | 一种五轴刀具磨床 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US13/955,906 Continuation US8932113B2 (en) | 2011-02-01 | 2013-07-31 | Grinding machine with 5-axis for cutter |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2012103749A1 true WO2012103749A1 (zh) | 2012-08-09 |
Family
ID=45056142
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2011/079025 WO2012103749A1 (zh) | 2011-02-01 | 2011-08-28 | 一种五轴刀具磨床 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8932113B2 (zh) |
JP (1) | JP2014507295A (zh) |
CN (2) | CN202062264U (zh) |
DE (1) | DE112011104816T5 (zh) |
WO (1) | WO2012103749A1 (zh) |
Cited By (1)
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CN109079625A (zh) * | 2018-09-05 | 2018-12-25 | 常州市知豆信息科技有限公司 | 一种医疗骨科用克氏针自动磨床 |
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CN202062264U (zh) * | 2011-02-01 | 2011-12-07 | 大连科德数控有限公司 | 一种五轴刀具磨床 |
CN103846747A (zh) * | 2012-11-30 | 2014-06-11 | 昆山允可精密工业技术有限公司 | 一种刀具磨床用精密直线轴 |
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JP2016016465A (ja) * | 2014-07-04 | 2016-02-01 | 株式会社東洋鐵工所 | 五軸バリ取り加工装置 |
JP6346021B2 (ja) * | 2014-07-28 | 2018-06-20 | 株式会社三井ハイテック | パンチ研磨装置及びパンチ研磨方法 |
CN106041700B (zh) * | 2016-08-19 | 2018-08-17 | 安徽雷默模具制造有限公司 | 一种龙门数控模具磨床及其使用方法 |
CN108818291A (zh) * | 2017-05-04 | 2018-11-16 | 赛峰航空器发动机 | 用于去除材料的工具、以及使用该工具的方法 |
CN107695803A (zh) * | 2017-11-07 | 2018-02-16 | 东莞市千岛机械制造有限公司 | 一种高效率五轴cnc工具磨床 |
CN108284355A (zh) * | 2018-01-23 | 2018-07-17 | 无锡亿石矿物铸件有限公司 | 一种应用于工具磨床的矿物铸件底座 |
US20220055178A1 (en) * | 2018-10-05 | 2022-02-24 | Phoenix Technology Services Llc | Novel automated polishing systems and methods relating thereto |
CN109352493A (zh) * | 2018-12-18 | 2019-02-19 | 深圳市迈思克科技有限公司 | 一种五轴数控打磨机 |
CN109623584B (zh) * | 2018-12-19 | 2024-04-26 | 东莞市春草研磨科技有限公司 | 五轴数控砂带磨床 |
CN110370134A (zh) * | 2019-08-23 | 2019-10-25 | 乐清市荣欣机械有限公司 | 具有送料结构的砂轮打磨装置 |
CN110561228A (zh) * | 2019-09-17 | 2019-12-13 | 深圳市友创智能设备有限公司 | 一种棒料研磨切削机构 |
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CN110977716A (zh) * | 2019-12-25 | 2020-04-10 | 广东豪特曼智能机器有限公司 | 一种多工位转塔卧式磨床 |
CN114074290A (zh) * | 2020-08-11 | 2022-02-22 | 宁波思瑞得磨具科技有限公司 | 一种数控磨床主轴进给*** |
CN112207688B (zh) * | 2020-09-30 | 2022-06-03 | 广东鼎泰机器人科技有限公司 | 一种六站式刀具加工机 |
CN112355816B (zh) * | 2020-11-26 | 2024-07-02 | 杭州莱格曼特科技有限公司 | 一种新型五轴联动磨削中心 |
CN114952441B (zh) * | 2022-06-15 | 2023-10-13 | 无锡市明鑫数控磨床有限公司 | 一种风电trb轴承立式磨削加工工艺 |
CN117103069B (zh) * | 2023-09-07 | 2024-04-12 | 宁波固高智能科技有限公司 | 一种非标设备自动化生产线 |
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2011
- 2011-03-25 CN CN 201120093035 patent/CN202062264U/zh not_active Expired - Lifetime
- 2011-03-25 CN CN201110081954.6A patent/CN102615556B/zh active Active
- 2011-08-28 WO PCT/CN2011/079025 patent/WO2012103749A1/zh active Application Filing
- 2011-08-28 JP JP2013552086A patent/JP2014507295A/ja active Pending
- 2011-08-28 DE DE112011104816T patent/DE112011104816T5/de active Pending
-
2013
- 2013-07-31 US US13/955,906 patent/US8932113B2/en active Active
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CN109079625A (zh) * | 2018-09-05 | 2018-12-25 | 常州市知豆信息科技有限公司 | 一种医疗骨科用克氏针自动磨床 |
CN109079625B (zh) * | 2018-09-05 | 2024-06-04 | 常州承志合工业设计咨询有限公司 | 一种医疗骨科用克氏针自动磨床 |
Also Published As
Publication number | Publication date |
---|---|
CN102615556B (zh) | 2017-07-11 |
CN102615556A (zh) | 2012-08-01 |
DE112011104816T5 (de) | 2013-12-05 |
JP2014507295A (ja) | 2014-03-27 |
US20130316625A1 (en) | 2013-11-28 |
CN202062264U (zh) | 2011-12-07 |
US8932113B2 (en) | 2015-01-13 |
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